<!DOCTYPE html>  
<html lang="zh-CN">  
<head>  
    <meta charset="UTF-8">  
    <meta name="viewport" content="width=device-width, initial-scale=1.0">  
    <title>表单设计示例</title>  
    <style>  
        body {  
            font-family: Arial, sans-serif;  
            background-color: #f4f4f4;  
            margin: 0;  
            padding: 20px;  
        }  
        .form-container {  
            background-color: #fff;  
            padding: 20px;  
            border-radius: 8px;  
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);  
            max-width: 400px;  
            margin: auto;  
        }  
        .form-group {  
            margin-bottom: 15px;  
        }  
        .form-group label {  
            display: block;  
            margin-bottom: 5px;  
        }  
        .form-group input,  
        .form-group select {  
            width: 100%;  
            padding: 8px;  
            box-sizing: border-box;  
            border: 1px solid #ccc;  
            border-radius: 4px;  
        }  
        .form-group input[type="checkbox"] {  
            width: auto;  
        }  
        .submit-btn {  
            background-color: #28a745;  
            color: #fff;  
            border: none;  
            padding: 10px 15px;  
            border-radius: 4px;  
            cursor: pointer;  
            font-size: 16px;  
        }  
        .submit-btn:hover {  
            background-color: #218838;  
        }  
    </style>  
</head>  
<body>  
    <div class="form-container">  
        <form>  
            <div class="form-group">  
                <label for="recipient">收货人</label>  
                <input type="text" id="recipient" name="recipient" required>  
            </div>  
            <div class="form-group">  
                <label for="phone">手机号码</label>  
                <input type="tel" id="phone" name="phone" required>  
            </div>  
            <div class="form-group">  
                <label for="region">所在地区</label>  
                <select id="region" name="region" required>  
                    <option value="">请选择地区</option>  
                    <!-- 这里可以添加更多的选项 -->  
                </select>  
            </div>  
            <div class="form-group">  
                <label for="address">详细地址</label>  
                <input type="text" id="address" name="address" required>  
            </div>  
            <div class="form-group">  
                <label>  
                    <input type="checkbox" id="tag" name="tag">  
                    标签（可选）  
                </label>  
            </div>  
            <div class="form-group">  
                <label>  
                    <input type="checkbox" id="defaultAddress" name="defaultAddress">  
                    设置为默认地址  
                </label>  
            </div>  
            <button type="submit" class="submit-btn">提交</button>  
        </form>  
    </div>  
</body>  
</html>